Thank you for purchasing Acesonic’s PK-1290 Roadwiz 80-Watt Portable Sound System with Digital Recording. Acesonic takes pride in providing its customers with only the most advanced and highest quality products on the market. With proper care and use you will get many years of satisfying use from your Acesonic product. Be sure to keep original packaging in case re-shipping is required for returns or repairs. Care and cleaning: Use a slightly damp cloth to clean the front panel and other surfaces